Horsepower86hp / 64.1kW
EngineJohn Deere 3.9L 4-cyl diesel
Transmissiontwo-speed power shift
Drive4x2 2WD/4x4 MFWD 4WD
Torque232.3lb-ft / 315.0Nm

The John Deere 2850 tractor is powered by a John Deere 3.9L 4-cyl diesel engine that provides 86hp / 64.1kW of horsepower and 232.3lb-ft / 315.0Nm of torque. It has a 4x2 2WD/4x4 MFWD 4WD drive configuration and a two-speed power shift transmission.

Engine

The engine is a John Deere 4239TL turbocharged diesel 4-cylinder liquid-cooled with a displacement of 239ci / 3.9L. It has a bore/stroke of 4.19x4.33inches / 106x 110mm and a power output of 86hp / 64.1kW. The air cleaner is dry and the engine is rated at 2300 RPM. The engine produces a torque of 232.3lb-ft / 315.0Nm at 1500 RPM and has a starter voltage of 12 with a starter power of 4hp / 3.0kW.

Transmission

The transmission is a 16-speed two-speed power shift with a type of two-speed power shift. It has 16 forward and 8 reverse gears and is capable of handling heavy loads. The engine produces a power output of 86hp / 64.1kW. The transmission is reliable and provides smooth shifting. It is suitable for a wide range of applications.

Brakes

The brakes are hydraulic wet disc and provide excellent stopping power. They are reliable and require minimal maintenance. The John Deere 4239TL turbocharged diesel 4-cylinder liquid-cooled engine produces a power output of 86hp / 64.1kW. The brakes are suitable for a wide range of applications and provide excellent control.

Steering

The steering is power-assisted and provides excellent control. The John Deere 3.9L 4-cylinder diesel engine produces a power output of 86hp / 64.1kW. The fuel tank has a capacity of 22.2gal / 84.0L and an optional 35L tank is available. The steering is reliable and requires minimal maintenance. It is suitable for a wide range of applications.

Common Problems

Users have reported issues with the chassis, final drives, and cab. The planetary final drives can be prone to failure if not maintained properly. The ROPS cab is standard, but the optional Sound-Gard and CC2 cab can be expensive. The 16-speed two-speed power shift transmission can be difficult to shift if not properly maintained.

What Users Like

Users appreciate the 2wd standard tires (ag) with a front size of 10.00-16 and a rear size of 14.9R38. The 4wd standard tires (ag) have a front size of 12.4R28 and a rear size of 14.9R38. The John Deere 2850 is known for its reliability and versatility. It is suitable for a wide range of applications and provides excellent control.

John Deere 2850 Technical Specifications

Power

Engine86hp / 64.1kW

Engine Detail

DescriptionJohn Deere 4239TL turbocharged diesel 4-cylinder liquid-cooled
Displacement239ci / 3.9L
Bore/stroke4.19x4.33inches / 106x 110mm
Power86hp / 64.1kW
Air Cleanerdry
Rated Rpm2300
Torque232.3lb-ft / 315.0Nm
Torque Rpm1500
Starter Volts12
Starter Power4hp / 3.0kW

Engine

DescriptionJohn Deere 3.9L 4-cyl diesel
Fuel Tank22.2gal / 84.0L 35.9gal / 135.9L *With optional 35L tank

Transmission

TransmissionHi-Lo
Typetwo-speed power shift
Gears16 forward and 8 reverse
Clutchhydraulic cerametallic disc

Mechanical

Chassis4x2 2WD/4x4 MFWD 4WD
Final Drivesplanetary
Steeringpower
Brakeshydraulic wet disc
CabROPS. Sound-Gard and CC2 cab optional
Transmission16-speed two-speed power shift

Tires

2wd Standard Tires (ag)Front: 10.00-16. Rear: 14.9R38
4wd Standard Tires (ag)Front: 12.4R28. Rear: 14.9R38

Dimensions

2wd Wheelbase89.2inches / 226cm
4wd Wheelbase90inches / 228cm
Length167.1inches / 424cm
Width81.4inches / 206cm
Height (cab)100.3inches / 254cm (low-profile) 105.8inches / 268cm (SG2)
2wd Weight7694lbs / 3489kg
4wd Weight8653lbs / 3925kg
4wd Clearance (front Axle)20.5inches / 52cm
2wd Clearance (front Axle)26.5inches / 67cm
2wd Front Tread53.5 to 79.1inches / 135to 200cm
4wd Front Tread59.1 to 79.1inches / 150to 200cm
Rear Tread59.1 to 78.7inches / 150to 199cm

Dimensions And Tires

2wd Wheelbase89.2inches / 226cm
4wd Wheelbase90inches / 228cm
Weight7694 to 8653 pounds
Front Tire10.00-16
2wd Rear Tire14.9R38

Hydraulics

Typeclosed-center constant pressure
Pressure2756psi / 190.0bar
Total Flow11.6gpm / 43.9lpm

Tractor Hitch

Rear TypeII
Controlpositon and draft control
2wd Rear Lift (at Ends)8003lbs / 3630kg
4wd Rear Lift (at Ends)8818lbs / 3999kg
Front HitchII
Front Lift (at Ends)3594lbs / 1630kg

Electrical

Groundnegative
Charging Amps55
Batteries2
Battery Volts12
Battery Ah55

Speeds

DescriptionWith 14.9R38 rear tires

Power Take Off Pto

Rear Ptoindependent
Clutchhydraulic wet disc
Rear Rpm540/1000
Engine Rpm1000@2172
Front Ptoindependent
Front Rpm1000

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